Portrait of Benjamin Stringfellow, attorney and pro-slavery activist. In 1838, Stringfellow settled in Missouri, where he served in the house of representatives, and was attorney general for four years. After moving to Weston, Missouri, he became a member and officer of the Platte County Self-Defensive Association (an aggressive pro-slavery organization). He wrote a pamphlet entitled "Negro Slavery No Evil, or the North and the South." In 1858, Stringfellow moved to Atchison, Kansas Territory, where he helped build the town and was an attorney for the Kansas City, St. Joseph and Council Bluffs Railroad.